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Project Notes

#144 Antarctic Research Ship Sōya

Building the 1:700 Foresight model of the Antarctic Research Ship Sōya 宗谷 (PL107)

Build

Notes

Sōya 宗谷 (PL107) is a Japanese icebreaker that serves as a museum ship in Tokyo after a long and storied service spanning some of the 20th century’s historic events. It is named for Sōya sub-prefecture in Hokkaido.

  • In November 1939, the Imperial Japanese Navy requisitioned Chiryo Maru for national service. In February 1940, she was renamed Sōya.
  • She was assigned duties as an auxiliary ammunition supply and survey vessel
  • She survived the Second World War, albeit with multiple close calls
  • After the war, she was assigned duties with the nation’s repatriation fleet
  • In 1949, Sōya was transferred to the Maritime Safety Agency, the precursor to the Japan Coast Guard. Her duties included supplying remote lighthouses.
  • In 1950, the ship received a comprehensive refit in preparation for service as Japan’s first dedicated Antarctic research ship.
  • Between 1956 and 1962, Sōya undertook missions to the Antarctic (1st to the 6th).
  • Sōya was fully decommissioned in 1978.
  • In 1979, Sōya was moored alongside at the Museum of Maritime Science, Tokyo, and remains open to the public as a museum ship

See IJN SOYA: Tabular Record of Movement for more details, especially of wartime service.

The Sōya was the first in a line of icebreakers for Antarctic expeditions:

I got to visit Sōya in 2024 - highly recommended if you are ever visiting Tokyo.

soya-museum

A detailed series on Sōya by Ship Science Museum 船の科学館:

clip

The Kit

Antarctic Research Ship Soya 3rd-6th Corps Foresight No. SMP-006 1:700 was tooled in 2003 and depicts the ship as used between the 3rd and 6th expeditions.

I added the kit to my stash in 2022, purchased for ¥2570 from Yodobashi Shinjuku.

box-cover

Plamo Samurai has done a fantastic video building the 1:350 SOYA 宗谷 kit from Hasegawa:

clip

Paint Scheme

Feature Color Recommended Paint Used
superstructure Flat White C62 H11
hull, aircraft Gloss Orange C59 H14
deck Gloss Tan C44 H27
flight deck Gloss Bright Green C66 H26
deck fittings Semi Gloss Medium Seagray BS381C 637 C335 H335
  Semi Gloss Duck Egg Green C26 H74
funnel Gloss Bright Blue C65 H15
tail rotor, wings Gloss Red C3 H3
  Flat Light Grey C324 H324
  Semi Gloss Wood Brown C43 H37
  Semi Gloss Hull Red C29 H17
  Flat Black C33 H12
  Metallic Silver C8 H8
helicopter Semi Gloss Navy Blue C14 (H15) H54
  Gloss Yellow C4 H4
       

Build Log

build01a

build01b

Rigging…

build01c

Making the Base

build02a

build02b

build02c

build02d

Project Box

I used MakerCase to generate a simple parametric design:

  • material thickness: 3mm
  • inside dimensions:
    • width: 85mm
    • height: 20mm
    • depth: 203mm
  • open box
  • edge joints: flat
  • panel layout: separate
  • panel labels: disabled
  • kerf: 0.2mm
  • exported as soya-box-template.svg
  • refined in Affinity Designer: soya-box.afdesign
  • prepared for laser cutting in Inkscape: soya-box.svg

soya-box.svg

Cut and glued:

build03a

Testing the placement:

build03b

Completing the Model

build04a

build04b

build04c

build04d

build04e

build04f

build04g

build04h

build04i

Credits and References

About #144 Ships - civilJapan

This page is a web-friendly rendering of my project notes shared in the LittleModelArt GitHub repository.

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LittleModelArt is my personal collection of scale models, miniatures, and art projects. Each project page includes all my notes and references.

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